The probability for a randomly selected number out of 1,2,3,4, -----, 25 to be a prime number is:
2/25
23/25
10/25
9/25
A bag contains 3 white and 5 red balls.If a ball is drawn at random,the probability that the drawn ball to red is :
3/8
5/8
3/15
5/15
If a coin is tossed twice, the probability of getting at least one head is :
1/2
1/4
3/4
2/4
The chance that a non -leap year contains 53 Saturdays is :
2/7
1/7
2/365
1/365
The probability that a vowel selected at random in English language is an " i " is:
1/5
1/26
1/6
The probability of getting a number greater than 2 or an even number in a single throw of a fair dice is:
1/3
2/3
5/6
4/2
From a normal pack of cards,a card is drawn at random.The probability of getting a jack or a king is :
2/52
1/52
2/13
2/12
When two dice are thrown, the probability of getting a number always greater than 4 on the second dice is:
1/36
1/30
A and B are friends.What is the probability that both will have the different birthdays?
364/365
3/365
The probability of 3 coins falling all heads up when tossed simultaneously is:
1/8
1/10